The climate in Londres during May can be summarized as mild and very dry.
May is in the fall / autumn in Londres and is typically the 4th coldest month of the year. Daytime maximum temperatures average around 20°C (68°F), whilst at night 7°C (45°F) is normal.
Daytime temperature | 20.2°C 68.4°F |
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Nightly temperature | 7°C 44.6°F |
Average temperature | 13.6°C 56.5°F |
Daily sunshine | 8.5 hrs |
Avg rainfall | 7 mm 0.3 ins |
Rainy days | 1 days |
Sea temperature | 17.8°C 64°F |
Humidity | 66% |
Windspeed | 7.9kph 5 mph |
On average May is the 5th driest month of the year in Londres with around 7mm 0.3 inches of rain making it a very dry time to visit.
On the flip side this corresponds to an average of 8.5 hours of sunshine per day.
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Londres in May 2025.
Hottest month: | January | 30.5°C 86.9°F |
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Driest month: | July | 4mm 0.2ins |
Sunniest month: | September | 10.3hrs |
Coldest month: | June | 16.3°C 61.3°F |
Wettest month: | January | 69mm 2.7ins |